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Standard view
teacher20306
is
15 years ago
三角函數全忘了= =
黃藥師
says
15 years ago
我從指考的時候就沒記得過...
teacher20306
says
15 years ago
有人知道sin3次方的積分怎麼積呀@teacher20306@teacher20306?
teacher20306
says
15 years ago
得解了= ="
立即下載
LalaJim
says
15 years ago
為什麼要學三角函數?
LalaJim
says
15 years ago
妳要重考大學?!!
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